Questions Asked on
March 30, 2017

physic
A man walk 3km East and then 4km North what is his resultant displacement? Suppose he walk 3km and 4km 60(degree) North of East. What is the displacement?
asked by Yusuf 
science
A man walk 3km East and 4km North what is his resultant displacement? Suppose he walks 3km and 4km 60 degree North of East. What is the displacement?
asked by Anonymous 
physic
An aeroplane is heading 20 degree North of East,flying at 200km/hr relative to the air. Simultaneously the wind carriers the plane 10degree East of South at speed of 60.0km/hr. (a) find the velocity of the relative to the ground.(you may solve it
asked by Ishak 
Science
Which is more harmful tannin or caffeine?
asked by Sanjay 
maths
you have eight $1coins and five $2 coins in your pocket. What is the smallest number of coins you need to take out of your pocket to be certain of having atleast one of each coin?
asked by dana 
Trigonometry
If 5cosA+3=0 and 180(degrees)
asked by Kaylee 
Linear algebra
Find all complex numbers z satisfying z3 = 27i and give your answer as a commaseparated list of values in the form a+bi.
asked by shana 
Chemistry
Use the Henderson Hasselbalch equations to solve for the Ka of the acid. Solution [HX]=0.200M and [NaX]=0.200M. They both have a pH of 4.11.
asked by Martha 
Physics
Two identical pucks are set on a collision course on an air table. After the collision, puck A has a final velocity of 5.00cm/s at an angle of 28 degrees from the vertical and puck B has a final velocity of 4.00cm/s at an angle of 32 degrees from the
asked by dklskd 
Maths
Pete notices the receipt from the supermarket that sold the packet of lollies states there was a saving of 80 cents. This is a discount of 15%. How much did the packet of lollies originally cost?
asked by annonomus 
Physics
An air craft is traveling due north with avelocity of 100 m/s, astrong wind blows from the west with avelocity of 25m/s find resultant velocity
asked by Wende 
MATH
FIND N: (6^(3n)*9^(n+1))/8^n=1
asked by STEVE 
Chemistry
what is the balanced equation for Sodium Hydroxide and Water
asked by Patrick 
maths parabola
In a parabola y²=4ax, the length of the chord passing through the vertex & inclined to the xaxis @ an angle π/6 (pi/6) is? Step plz
asked by adn 
math
"the product of x and y decreased by 2”, which answer is correct? x(y2)or xy2? please!
asked by Jianguo 
method of teaching maths
1. Develop a unit of learning at the end of which learners should be able to: • reduce any angle in the first quadrant of a Cartesian plane to a difference of and an acute angle, • reduce any angle in the second quadrant of a Cartesian plane to a sum
asked by rhandzu 
maths
let the harmonic mean of two numbers x and y be 9.find the harmonic mean of the four numbers x,y,2x,2y
asked by john 
math
a diamond weighing 2.5 carats was cut into two pieces. The two pieces were put on a balance scale, one on each side. An additional weight of 0.9 carats on one side was required to maintain balance. Find the weight, in carats, of the larger piece
asked by Anonymous 
maths
if the arithmetic mean of four numbers is 20 and the arithmetic mean of other six numbers is 10 then,find the arithmetic mean of all the numbers taken as one group
asked by john 
physical sciences
during the takeoff roll, a boeing 747 jumbo jet is accelarating at 4m\s. it requires 40 s to reach takeoff speed. what is the initial velocity of the jet?
asked by sam 
physical cemistry
f 20.0mL of 0.122M NaOH are required to reach the first equivalent point of a solution of citric acid(tripotic acid H3C6H5O7).How many mL of NaOH in total are required to reach the second equivalence point?
asked by KAago 
physics
suppose a car is driven from town A to town B from town B to town C and from town C to town D which have equal distances at average speeds 20km/hr,60km/hr and 120km/hr respectively,what is the average speed for the whole journey
asked by sara 
physics
TWo identical l5.0kg balls, Figure P5.85 each 25.0 cm in diameter, are suspended by two 35.0cm wires (Fig. P5.85). The entire apparatus is supported by a single 18.0cm wire, and the surfaces oi the balls are perf'ectly smooth. (a) Find the tension in
asked by Mon 
social studies
Explain the similarities and differences between corporate farms and mixedcrop farms
asked by jassie 
Science
Hi! I'm in 8th grade science 8B in Connections academy. I have a question that I'm stuck on. Can anyone help me? Thx! 2. Where do most Earthquakes occur most often? Why I am taking a guess that areas such as California have more earthquakes than most. I
asked by # love mystery books! 
MATH
sinx devide by 1plus sinx
asked by AJAY 
statistics
the percentage increase in price of four items from what they did a year earlier is 72,108,36 and 96 what is the average percentage increase in price of the four items
asked by sara 
PHYSICS
A person with the weight of 691 N stands on a bathroom scale in a motionless elevator. The elevator begins to move and the scale momentarily changes to 499 N. (a) Draw a force diagram of the situation. (b) Create a qualitative vertical equation for this
asked by Jay 
algebra
The denominator of a fraction is 3 more than twice the numerator. If both the numerator and denominator are decreased by 7 and the simplified result is 7/19 find the original fraction
asked by Tammy 
Math
Sarah had got 40 out of 50 questions right. What is the percentage of questions Sarah got right? Explain and show your work.
asked by Allen 
Math
Markus got a 63 out of 65 questions right on a social studies test. What will be the percentage he would get from the questions he got right? Explain and show your work.
asked by Kortanie 
math
which scatter plot represents the data, (1,1.4), (1,8), (2,8.5), (2, 8.8),(2.5, 1.5), (2.5, 5.1), (4.3.5), (4, 6.3), (6, 4)
asked by db 
Chemistry
A solution is labeled 0.450m hcl. What is the h+ for the solution?
asked by Kim 
Language arts
Milo changes from the beginning of Act II to the end of Act II of the phantom tollbooth. What is the biggest change in him? A.He is afraid of making mistakes. B.He makes friends more easily. C.He is bored and tired. D.He values time.*****
asked by BlueFire 
bio
Does anyone know a good website that covers aspects of human genetics? If so can i have the link and a summary of the site's content. thank you
asked by hi 
Physics
Water is pumped at 120m^3/min from a lake into a tank 35 m above the lake. (a) What power, in kW, must be delivered by the pump? (b) What is the increase in potential energy of the water each minute?
asked by Sotha Bun 
Science
The sun's apparent motion across the sky from East to West daily is due to the A) rotation of the sun. B) rotation of the earth. C) orbit of the earth around the sun. D) orbit of the sun around the earth. I think the answer would be c.
asked by Anonymous 
Economics
The demand curve for a monopoly is: 1. the MR curve above the AVC curve. 2.above the MR curve. 3.the MR curve above the horizontal axis. 4. the entire MR curve.
asked by Todd 
Science
Water on Earth is either freshwater or saltwater. What is the percent ratio of freshwater to percent saltwater on Earth? A) 1% freshwater : 99% saltwater B) 3% freshwater : 97% saltwater C) 30% freshwater : 70% saltwater D) 50% freshwater : 50% saltwater I
asked by Sasha 
MATH: Check my answers  HELP ASAP!!
What is the diameter of a circle with a circumference of 282.6 m? Round your answer to the nearest meter. 4.5 m 9 m 90 m##### 45 m Check my answer please.
asked by Prophet 
Physics
Find the terminal velocity of a raindrop of diameter 3mm when it fall through atmospheric air (Appointment and is 249.7m/s)
asked by Aparna 
Physics
A spherical body of diameter 4cm falls freely through air with the velocity of 0.5m/s. The coefficient of velocity of air is 2*10^5Nm/m^2.find the viscous force acting on the body.
asked by Aparna 
ScienceHurry Please Help!
If Earth were located where Mars is in space, the temperature of Earth would A) be significantly higher. B) be significantly lower. C) be about the same. D) fluctuate greatly. B maybe?
asked by Ameenata 
english
in the scarlet letter how was roger leaving hester for 7 years worse than what dimmesdale's sin
asked by maggie 
ScienceHurry Please Help!
Land near the ocean, along the coast, experiences weather that is more moderate than the inland climate. So, along the coast, you can predict that compared to inland weather, it should be __________ during the summer, and __________ during the winter. A)
asked by Ameenata 
Math
I need help solving the problem not the answer. (Multiple Choice) The steps below show the incomplete solution to find the value of x for the equation 7x + 8 − 3x = −6 + 10: Step 1: 7x + 8 − 3x = −6 + 10 Step 2: 7x + 8 − 3x = 4 Step 3: 4x + 8 = 4
asked by Ryan 
history
When do the laws of supply and demand have less effect on prices? a) when a good or service is new b)when outside factors cause changes (my choice) c) when buyers dislike the prices that sellers change d) when sellers want to make more money
asked by HELPWITHMYCONNEXUSLESSON 
ScienceHurry Please Help!
When the Sun is completely blocked out by the Moon a ________________ occurs. A) total solar eclipse B) total lunar eclipse C) partial solar eclipse D) partial lunar eclipse A?
asked by Ameenata 
Math (Algebra 2)
The odds in favor of Carl beating his friend in a round of golf are 7 : 4. Find the probability that Carl will beat his friend. Would I take 7/(7+4)=77 So, 77 would be the correct answer? Thanks!
asked by Gaby 
ScienceHurry Please Help!
A solar eclipse can ONLY occur when the moon is in which phase? A) New Moon B) Full Moon C) Quarter Moon D) Crescent Moon A?
asked by Ameenata 
history
A period of bad weather hurt the orange groves in Florida, from where many of the oranges grown for juice come from. Supplies of oranges dropped greatly because of the bad weather. What is the most likely effect on the price of orange juice? a) Prices will
asked by HELPWITHMYCONNEXUSLESSON 
Math
1. y=3x7 y=x+1 A. One Solution*** B. Infinitely Many C. No Solution 2. x+3y=12 x=y8 A. One Solution B. Infinitely Many*** C. No Solution 3. x+y=5 x+y=2 A. One Solution B. Infinitely Many*** C. No Solution
asked by EmberShy 
Math
What is the value of x in the equation 2(2x − 5 − 4) = 160 − 17? A. 40.25 B. 62.25 C. 80.25 D. 143.0 Need help going over this
asked by Bobby Newberry 
Science
The attitude adopted by Calvin Coolidge that government should play a small role in business affairs is know as what? A. Regulatory*** B. Progressive C. Laissezfaire D. Restrictive I took an educated guess.
asked by You'llMakeAFineRugCat! 
science
A species that influences the survival of many other species in an ecosystem is called a____? I have no clue please someone help!
asked by Conrad 
Math Help
What is the value of x in the equation 3(2x + 4) = −6? A. −3 B. 1 C. 12 D. 19 Please explain this I'm having difficulties with this equation, I don't want to fail and loose my A in the class. Thank you.
asked by Alex 
Math
I have to find the value of X but I don't where to start I will show the problem below. X 2  =  5 400 I have no clue where to start please help! :(
asked by Conrad 
ELA
First read this poem to answer 19 ROSE POGONIAS 1. A saturated meadow, 2. Sunshaped and jewel small, 3. A circle scarcely wider 4. Than the tress around were tall 5. Where the winds were quite excluded 6. And the air was stifling sweet 7. With the breath
asked by Help I need somebody not just anybody 
Math
Which ordered pair is a solution of y=x4? (1, 5) (0, 3) (2, 6) (3, 1) Which equation has (2,1) as a solution? y=2x1 y=x+3 y=x3 y= 2x +1
asked by PizzaNinja 
Maths
a builder needs to calculate the number if bricks needed to build a wall.The wall measure 5m 31cm and each brick measures 16cm.How many bricks are needed to build one layer of the wall?
asked by Urania 
chemistry
Describe how you would determine the melting point of a salt of benzoic acid with melting point of 170°c
asked by Desire 
Physics 109
An object executes circular motion with a constant speed whenever the net force on it acts perpendicular to its velocity. What happens to the speed if the force is not perpendicular?
asked by Alvin 
math
Your medical terminology instructor listed the following grades for the class out of a 75point test: 33, 34, 43, 45, 45, 54, 55, 59, 60, 62, 64, 66, 67, 68, 67, 68, 68, 69, 70, 70 If your score was 59, what is your percentile? Report your answer in this
asked by Sherrie 
Algebra
Find polynomial function of degree 3, given 1,2,8
asked by D heird 
Math
18. Identify a sequence of transformations that maps triangle ABC onto triangle A′′B′′C′′ in the image below. (1 point) clockwise 90° rotation; enlargement counterclockwise 90° rotation; reduction counterclockwise 90° rotation; enlargement
asked by Sunny Dreams <3 
Accounting help
Bank Reconciliation Prepare a bank reconciliation as of October 31 send the following information: a. October 31 cash balance in the general ledger is $1688. b. The October 31 balance Sean thinks statement is $746. c. Checks issued but not returned with
asked by Carla 
math
18. Identify a sequence of transformations that maps triangle ABC onto triangle A′′B′′C′′ in the image below. (1 point) clockwise 90° rotation; enlargement counterclockwise 90° rotation; reduction counterclockwise 90° rotation; enlargement
asked by Sunny Dreams <3 
Maths
Prove algebraically that the difference between any two different odd numbers is an even number. Thanks.
asked by Joey 
Maths
Solve algebraically: x^2 + y^2 = 18 x  2y = 3. Thanks.
asked by Joey 
Social studies
what was andrew jackson's response to worcester v georgia? Why was jackson being unconstitutional in his response
asked by Taryn 
Maths
How to solve rate of flow of water problem in mensuratuon ??
asked by Prasina 
Mathematics
6 black counters and 4 white counters in bag A. 7 black counters and 3 white counters in bag B. 5 black counters and 5 white counters in bag C. Tarek takes at random a counter from bag A and puts the counter in bag B. He then takes at random a counter from
asked by Alexander 
torque physics
a body of mass 5kg starts rotaing from rest on a circular track of radius 8m after 1mint it towards 5 rotations per30sec find the torque
asked by aqsa 
Calculus
A manufacturer needs to produce a cylindrical can with a volume (capacity) of 1000cm cubed. The top and the bottom of the container are made of material that costs $0.05 per square cm, while the side of the container is made of material costing $0.03 per
asked by Rachel 
math
marching band wants to creat a square on the field using all the band members. If there are 169 members in the band, how many sgould be in each row? 1.12 2.15*** 3.13 4.11 Please tell me if im correct or not and Im in brain honey.
asked by please check my answers 
Math (Calculus II) (Graph approximation)
Here is the link to the graph of f' in question: bit.ly/2oml70V I have a hard time trying to answer these kinds of questions when we're only given a graph of f'. a) Approximate the slope of f at x = 4. Explain. I believe the slope of f in this case would
asked by Ray 
Ethics
The traditional view of medical ethics is that a physician has a duty to his or her individual patient, rather than to society as a whole. Under that view, a physician should not deny a potentially beneficial treatment for one patient, in order to save
asked by Anonymous 
Math
I have 17 hundreds,2 tens,9 ones,6 tenths and 7 thousands. What number am I?
asked by Bre 
Calculus
A manufacturer needs to produce a cylindrical can with a volume (capacity) of 1000cm cubed. The top and the bottom of the container are made of material that costs $0.05 per square cm, while the side of the container is made of material costing $0.03 per
asked by sam 
Math
Jackson has 20 quarters if he gives four quarters to each of his children how many children does Miss Jackson have
asked by Jojo siwa 
Math
Stacy earns $12.50 an hour at her job. She wants to earn at least $390. Write an inequality hat represents all of the possible numbers of hours (h) that she could work to make at least $390.
asked by Sam 
Math
A large pizza at Tony's Pizzeria is a circle with a 14inch diameter. Its box is a rectangular prism that is 1 14 8 inches long, 1 14 8 inches wide, and 3 1 4 inches tall. Your job is to design a crazy new shape for a large pizza. It can be any irregular
asked by Naomi 
Physics
A. A 45kg gymnast launched herself from a vault with a speed of 1.8m/s.she lands upright on the ground 125 cm below at what speed will she hit the ground? B. On landing she bends her knees through a height of 0.15m. Detained the average force exerted by
asked by tristan 
Math
A Pedometer cost $6.50. If I paid $20.00, would I get change back? If so, how much should I get back?
asked by Manuel 
chemistry need help so bad seriously help plz
Use Rydbuz equation to calculate the wavelength of the third line in the paschen series of the hydrogen spectrum.give ur answer in Nm. RH=2.18 * 10^18j, H=6.63 * 10^34J. Plz help m
asked by weyeremi 
physics
How long would it take a 750W electric motor to do 1.5x10^5 of work What I have so far: So we know w=!@#$%^&pxd 1.5x10^5=750xd So we can arrange that to find d. And then maybe use a formula to find t? Thank you!!
asked by amy 
Calc
The figure (which is not pictured, sorry) shows the slope field for y =.2(9y^2). Make a sketch of the solution using the initial value y(4)=2. Find the function f(x) that this solution curve is approaching as x>infinity. I need help with finding the
asked by Alice 
math
can "10 is 6 more than 4" be written as "10 is more than 4 by 6". cheers!
asked by Jianguo 
ELA
Choose two poems from either one of the collections you read during this unit. In an essay, compare how the speakers of the poems might answer the question: What makes you happy? Use details from the poems to support your response.
asked by Help I need somebody not just anybody 
english
Part A In January what does the speaker mean by the image in the following lines? (1point) The sun a spark Hung thin between The dark and dark. A. The sun barely shows behind the dark clouds. B. The sun sends off thin sparks in the night. C. The sun
asked by Anonymous 
Physics
A rocket speeding through space at 0.3c launches a small satellite. If the satellite is launched with its own velocity in the direction of the rocket’s motion at 0.4c, what will be the satellite’s observed velocity from the perspective of someone
asked by Student12 
Math
there are 120 cards shared between Anna, Jane and Tina. Each time Anna gets 5, Jane must get 3, and Tina has to get 2 until all of cards are divided. How many cards does each person get?
asked by Luna 
math
Keith has 10 books. Sally has 3 times more books than Keith. How many books does Sally have? which answer is correct, 10x3=30 or 10x(3+1)=40? cheers!
asked by Jianguo 
Physical science
Which of the following is not a use for radioactive isotopes? a.as tracers for diagnosing a disease b.as an additive to paints to increase durability c.as a way to treat forms of cancer d.as a way to study biochemical processes in plants
asked by Julia 
food and Nutrition
Which protein is usually given the 'superior' names?
asked by Katrina 
Math
The music teacher would like to have the same number of girls and of boys in the chorus. She finds that 5/8 of the chorus are girls but that if she can get 10 more boys, the chorus will have the same number of boys as of girls. (a) How many students are in
asked by Megan 
Math
In 1950 the annual per capita consumption of eggs was 495; that is, the average person ate 495 eggs per year. In 2004 the per capita consumption had dropped to 257. Fill in the blank with a fraction. (Round each annual per capita consumption to the nearest
asked by Megan 
Designing Specialty Areas
Which of the following would meet the criteria discussed in the textbook for a oneportion recipe for kindergarten children? A. Making individual brownies B. Making a loaf of banana bread from a mix C. Making individual fruit salads D. Making cinnamon
asked by Priscila 
Designing Specialty Areas
Which of the following statements is true in regard to woodworking for preschoolers? A. A woodworking center for preschoolers should contain a variety of different types of tools such as hammers, pliers, handsaws, and screwdrivers. B. Preschoolers are
asked by Priscila 
civic education
list six and explain the limitation of human right
asked by Ibrahim 
gerund help
The ______ for the criminals is next Tuesday. Fill in the blank with a gerund to complete the phrase. Indicate if it is the subject, direct object, object of the preposition, or predicate nominative. im having trouble finding a gerund for this sentence.
asked by plz helpp. 
Chemistry
Given the balanced equation: H2 + Cl2 → 2 HCl , how many moles of HCl will be produced if 18.4 g H2 reacts with 127 g Cl2?
asked by Harlee 
math
PLEASE HELP A rectangular hot tub is 6 feet long and 5 feet wide.A walkway 3 feet wide surrounds the hot tub.Find the area of the walkway A:30 square feet B:65 square feet C:102 square feet D:132 square feet
asked by Devyn 
History/English
I am trying to make a slogan for a project I have. Is this correct grammar? Rifles are a man's best friend
asked by Anonymous 
Social science
Most major cities in core countries are postindustrial. Can you think of an example of a growing city that is still in its industrial phase? How is it different from most Canadian cities?
asked by Anonymous 
gerund
Fill in blank with a gerund to complete phrase. Write if it is the subject, direct object, object, predicate nominative. The responsibility of every adult should be _____ their children from harm. protecting
asked by check 
History
What were some advantages of using rifles as a weapon in WW1? I only got some down, but I need at least 35 more. Can fire many rounds in a minute, easy to bring and are lighter weight than most weapons, good portability, good range of up to 1400 meters
asked by Anonymous 
Physics
The number of revolution made by a fly wheel change from 300rpm to1500rpm in 10s.Calculate angular acceleration assuming it to be uniform .Also calculate the number of revolution made during the time?
asked by James 
scientific notation
Simplify (5.6x10^13)(7x10^2)/2.45x10^6 I need some help 1.6 x10^6 if it's not correct would you please explain
asked by genie 
Math
If the decimal in the number 4157.98 is moved one place to the right the number will become
asked by Anonymous 
Math
If the decimal in the number 4157.98 is moved one place to the right the number will become
asked by Anonymous 
Math
Laura is moving up to the attic and wants to paint a wall white. The wall is a triangle with a base of 7.5 feet and a height of 12.25 feet. What is the area of the wall? Please help me!!
asked by Ruby 
gerund sentence making
Make sentences using the gerund phrases in what it say in the parentheses 1. attending day care (predicate nominative) 2. spending too much money (object of prep) 3. living as a hermit (direct object)
asked by please help me! 
Math (Check 2 answers please)
1. What is the value of b in the equation b + 8 = 13? A. 5**** B. 8 C. 13 D. 21 2. The steps below show the incomplete solution to find the value of x for the equation 7x − 3x − 4 = −1 + 21: Step 1: 7x − 3x − 4 = −1 + 21 Step 2: 7x − 3x − 4
asked by Alex 
Math Help
An equation is shown below: 4(2x  5) + 15 = 11 Write the steps you will use to solve the equation and explain each step. Can someone please explain step by step this equation? Thanks!!
asked by Alex 
Geometry
Given: ABCD is a parallelogram m∠A = 60º ; BK ⊥AD AK = KD; Perimeter of ABCD = 24 Find: BD. So I have this question it has been giving head aches and I am vary tired of doing, can you post the answer and the solution my class is starting in 2 hours,
asked by Anonymous 
Advanced Functions
the compound interst forumla is A= P(1+i)^n. consider the function in the form of y= 100(1+x/2)^20, where y is the compound amount. a) determine the required annual interest rate of investment to the nearest tenth of a percentage of 10 years that will give
asked by Sara 
chemistry
The pH or acidity of liquid is measured in pH, where pH is given by the equation pH= log C, with C being the concentration of [H+] in multiples of M=1mol/L. Suppose you are given a solution of hydrochloric acid with a pH of 1.7 and asked to increase the
asked by Sara 
MATH!!! CHECK ANSWER
1. How many solutions can be found for the equation 4x + 5 = 10? A. Zero B.One**** C.Two D.Infinitely Many 2.What is the value of z in the equation 3z − 7 = 14? A.3 B.4 C.7**** D. 21
asked by Jeffery Pop 
Geometry
A tree cast a shadow on the ground and forms an angle of elevation of 22°. If the shadow is 15 feet long, how tall is the tree?
asked by Macs 
Advanced Functions
4cos2x  cosx3 =0 0 to 2pi
asked by Sara 
Math
An area of 36 square metres is being enclosed on all 4 sides with the least amount of fence. If the fence comes in 2 metre sections, how many sections are neede?
asked by Gab 
math
A polynomial function function is defined by the equation p(x)=3x3+ax2+bx+7, where a, bE/. If p(2)=5 and p(1)=14 then the value of a+b is...
asked by Sara 
Math
Samantha is going to buy a new Dodge Saturn for $20800. After a 5% downpayment the dealership will offer a loan for the remaining value of the car at 3.25% APR for 4 years. Round all answers to the nearest penny. Use Web Loan Calculator to find some of
asked by Tyreice 
Math
Lele I want to bought a sandbox in her backyard the sandbox she build has an area of one do you want to square feet yard drive the sandbox to blow and label the side to show all the possible of21 and widths
asked by Helen 
Science unit 9
What would you do to measure the volume of a baseball
asked by Anonymous 
Math
Question 2 Tries remaining: 3 Points out of 1.00 Not flaggedFlag question Question text Tom is going to buy a new Toyota Mercury for $23800. The dealership will offer a loan for the total value of the car at 2.25% APR for 4 years. Use Web Loan Calculator
asked by Tyreice 
math
15(5x2)=82x+1 solve the extraneous root
asked by Sara 
math
The pH or acidity of liquid is measured in pH, where pH is given by the equation pH= log C, with C being the concentration of [H+] in multiples of M=1mol/L. Suppose you are given a solution of hydrochloric acid with a pH of 1.7 and asked to increase the
asked by Sara 
math
log(subscript)2 (x+5) + log(subscript)2 (x1) =4 find the extraneous root
asked by Sara 
Math Help
A tortoise is 53 centimeters from its food. The tortoise is ambling toward its food at 8 centimeters per second. At this velocity, how far will the tortoise move in 5 seconds?
asked by Purple Cat 
math
given f(x) = x^2 and g(x)= squar root x+4. determine the following compostions and their doamin and range a) f(g(x)) b) g1(superscript) (f(x)) c) g(f(x)) +g1(superscript)(f(x))
asked by Sara 
math
15(5^x2)=8^2x+1 extraneous root sorry for the re post, i typed it wrong
asked by Sara 
math
4cos^2 x  cosx3 =0 0 to 2pi SORRY TYPED THE QUESTION WRONG PLESSE HELP
asked by liz 
math
if length of xz=48, xy=55, yz=73, what is the sin of y
asked by makayla